package com.neuralnoise.hibernate.liveJournal;

import static org.hibernate.criterion.Example.create;

import java.util.List;

import org.hibernate.LockMode;
import org.hibernate.Query;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import com.neuralnoise.hibernate.BaseHibernateDAO;

public class ProfileDAO extends BaseHibernateDAO {

	private static final Logger log = LoggerFactory.getLogger(ProfileDAO.class);

	public static final String FOAF = "foaf";

	public void save(Profile transientInstance) {
		log.debug("saving Profile instance");
		try {
			getSession().save(transientInstance);
			log.debug("save successful");
		} catch (RuntimeException re) {
			log.error("save failed", re);
			throw re;
		}
	}

	public void delete(Profile persistentInstance) {
		log.debug("deleting Profile instance");
		try {
			getSession().delete(persistentInstance);
			log.debug("delete successful");
		} catch (RuntimeException re) {
			log.error("delete failed", re);
			throw re;
		}
	}

	public Profile findById(String journal) {
		log.debug("getting Profile instance with id: " + journal);
		try {
			Profile instance = (Profile) getSession().get(Profile.class, journal);
			return instance;
		} catch (RuntimeException re) {
			log.error("get failed", re);
			throw re;
		}
	}

	public List<Profile> findByExample(Profile instance) {
		log.debug("finding Profile instance by example");
		try {
			List<Profile> results = (List<Profile>) getSession().createCriteria(Profile.class).add(create(instance)).list();
			log.debug("find by example successful, result size: "
					+ results.size());
			return results;
		} catch (RuntimeException re) {
			log.error("find by example failed", re);
			throw re;
		}
	}

	public List findByProperty(String propertyName, Object value) {
		log.debug("finding Profile instance with property: " + propertyName + ", value: " + value);
		try {
			String queryString = "from LiveJournalProfile as model where model."	+ propertyName + "= ?";
			Query queryObject = getSession().createQuery(queryString);
			queryObject.setParameter(0, value);
			return queryObject.list();
		} catch (RuntimeException re) {
			log.error("find by property name failed", re);
			throw re;
		}
	}

	public List<Profile> findByFoaf(Object foaf) {
		return findByProperty(FOAF, foaf);
	}

	public List findAll() {
		log.debug("finding all Profile instances");
		try {
			String queryString = "from LiveJournalProfile";
			Query queryObject = getSession().createQuery(queryString);
			return queryObject.list();
		} catch (RuntimeException re) {
			log.error("find all failed", re);
			throw re;
		}
	}

	public Profile merge(Profile detachedInstance) {
		log.debug("merging Profile instance");
		try {
			Profile result = (Profile) getSession().merge(detachedInstance);
			log.debug("merge successful");
			return result;
		} catch (RuntimeException re) {
			log.error("merge failed", re);
			throw re;
		}
	}

	public void attachDirty(Profile instance) {
		log.debug("attaching dirty Profile instance");
		try {
			getSession().saveOrUpdate(instance);
			log.debug("attach successful");
		} catch (RuntimeException re) {
			log.error("attach failed", re);
			throw re;
		}
	}

	public void attachClean(Profile instance) {
		log.debug("attaching clean Profile instance");
		try {
			getSession().lock(instance, LockMode.NONE);
			log.debug("attach successful");
		} catch (RuntimeException re) {
			log.error("attach failed", re);
			throw re;
		}
	}
}